Patents by Inventor Bernard Fournet

Bernard Fournet has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Polysaccharide, its applications, its production by fermentation and the pseudomonas strain which produces it
    Patent number: 5455343
    Abstract: This polysaccharide consists of repeating units which are composed of a backbone, comprising 2 radicals of D-mannose, 2 of D-glucose, 1 of D-galactose, 1 of D-glucuronic acid, 1 of D-xylose, 1 of L-lyxose and 1 of L-fucose, on which pyruvic acid groups may be grafted and of which certain of the saccharide hydroxyl groups are esterified as acetate. It can be employed as a viscosity agent for thickening and gelling.
    Type: Grant
    Filed: September 24, 1992
    Date of Patent: October 3, 1995
    Assignee: Elf Sanofi
    Inventors: Thierry Fontaine, Bernard Fournet, Marie France Planard